/*
 * $Header: /home/cvs/jakarta-tomcat-4.0/catalina/src/share/org/apache/naming/resources/DirContextURLStreamHandlerFactory.java,v 1.3 2001/01/23 22:28:00 remm Exp $
 * $Revision: 1.3 $
 * $Date: 2001/01/23 22:28:00 $
 *
 * ====================================================================
 *
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 1999 The Apache Software Foundation.  All rights 
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:  
 *       "This product includes software developed by the 
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
 *
 * 4. The names "The Jakarta Project", "Tomcat", and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
 *    from this software without prior written permission. For written 
 *    permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache"
 *    nor may "Apache" appear in their names without prior written
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 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 * [Additional notices, if required by prior licensing conditions]
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 */ 

package org.apache.naming.resources;

import java.net.URLStreamHandler;
import java.net.URLStreamHandlerFactory;

/**
 * Factory for Stream handlers to a JNDI directory context.
 * 
 * @author <a href="mailto:remm@apache.org">Remy Maucherat</a>
 * @version $Revision: 1.3 $
 */
public class DirContextURLStreamHandlerFactory 
    implements URLStreamHandlerFactory {
    
    
    // ----------------------------------------------------------- Constructors
    
    
    public DirContextURLStreamHandlerFactory() {
    }
    
    
    // ----------------------------------------------------- Instance Variables
    
    
    // ------------------------------------------------------------- Properties
    
    
    // ---------------------------------------- URLStreamHandlerFactory Methods
    
    
    /**
     * Creates a new URLStreamHandler instance with the specified protocol.
     * Will return null if the protocol is not <code>jndi</code>.
     * 
     * @param protocol the protocol (must be "jndi" here)
     * @return a URLStreamHandler for the jndi protocol, or null if the 
     * protocol is not JNDI
     */
    public URLStreamHandler createURLStreamHandler(String protocol) {
        if (protocol.equals("jndi")) {
            return new DirContextURLStreamHandler();
        } else {
            return null;
        }
    }
    
    
}
